Chemical Process MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Process, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chemical Process MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chemical Process mcq questions that explore various aspects of Chemical Process problems. Each MCQ is crafted to challenge your understanding of Chemical Process principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chemical Process MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chemical Process. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chemical Process knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Process MCQs | Page 63 of 64

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Q621.
The yield of tar from high temperature carbonisation of dry coal is about __________ percent.

a.

3

b.

12

c.

22

d.

0.3

Discuss
Answer: (a).3
Q622.
Shaving soaps are

a.

soft potassium soaps (potassium salt of fatty acid) with free stearic acid to give lather a lasting property.

b.

metalic soaps compounded with frothing agents.

c.

high free alkali soaps having excess of cane sugar and alcohol.

d.

none of these

Discuss
Answer: (a).soft potassium soaps (potassium salt of fatty acid) with free stearic acid to give lather a lasting property.
Q623.
The compressive strength of cement should not be less than about 110 Kg/cm² after three days & not less than 170 Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm.

a.

800

b.

1600

c.

4000

d.

8500

Discuss
Answer: (b).1600
Q624.
Nitric acid is not used in the manufacture of

a.

detergents

b.

fertilisers

c.

aqua regia

d.

explosives.

Discuss
Answer: (a).detergents
Q625.
Naphthols are derivates of

a.

methyl amine

b.

naphthalene

c.

phenol

d.

xylene

Discuss
Answer: (b).naphthalene
Q626.
Fermentation is adversely affected by the

a.

presence of air.

b.

absence of air.

c.

high concentration.

d.

presence of ammonium salts.

Discuss
Answer: (c).high concentration.
Q627.
Extraction of __________ employs an electrolytic process.

a.

aluminium

b.

silver

c.

copper

d.

all (a), (b) and (c)

Discuss
Answer: (a).aluminium
Q628.
Dechlorination of treated water is necessary to

a.

remove residual turbidity.

b.

reduce the bacterial load on filter.

c.

control taste and odour.

d.

remove chlorinous taste.

Discuss
Answer: (d).remove chlorinous taste.
Q629.
Fire clay is __________ refractory material.

a.

a basic

b.

an acidic

c.

a neutral

d.

not a

Discuss
Answer: (b).an acidic
Q630.
An oil is converted into fat by its

a.

hydrogenation

b.

hydrolysis

c.

hydrocracking

d.

hydration

Discuss
Answer: (a).hydrogenation
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